This is a note to let you know that I've just added the patch titled

    n_gsm: fix the wrong FCS handling

to the 3.0-stable tree which can be found at:
    
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     n_gsm-fix-the-wrong-fcs-handling.patch
and it can be found in the queue-3.0 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <sta...@kernel.org> know about it.


>From f086ced17191fa0c5712539d2b680eae3dc972a1 Mon Sep 17 00:00:00 2001
From: "Du, Alek" <alek...@intel.com>
Date: Thu, 7 Jul 2011 15:16:48 +0100
Subject: n_gsm: fix the wrong FCS handling

From: "Du, Alek" <alek...@intel.com>

commit f086ced17191fa0c5712539d2b680eae3dc972a1 upstream.

FCS could be GSM0_SOF, so will break state machine...

[This byte isn't quoted in any way so a SOF here doesn't imply an error
 occurred.]

Signed-off-by: Alek Du <alek...@intel.com>
Signed-off-by: Alan Cox <a...@linux.intel.com>
[Trivial but best backported once its in 3.1rc I think]
Signed-off-by: Greg Kroah-Hartman <gre...@suse.de>

---
 drivers/tty/n_gsm.c |    4 ----
 1 file changed, 4 deletions(-)

--- a/drivers/tty/n_gsm.c
+++ b/drivers/tty/n_gsm.c
@@ -1823,10 +1823,6 @@ static void gsm0_receive(struct gsm_mux
                break;
        case GSM_FCS:           /* FCS follows the packet */
                gsm->received_fcs = c;
-               if (c == GSM0_SOF) {
-                       gsm->state = GSM_SEARCH;
-                       break;
-               }
                gsm_queue(gsm);
                gsm->state = GSM_SSOF;
                break;


Patches currently in stable-queue which might be from alek...@intel.com are

queue-3.0/n_gsm-fix-the-wrong-fcs-handling.patch

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